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If the keyup listener doesn't get fired, even a single time, I won't be aware of the unpressed keys. Why? Because I keep the pressed and unpressed keys in a variable.

Hi. Does anyone know why when I run: document.execCommand("insertText", 0, "TEXT"); on mobiles it doesn't work? Doesn't this command work on all browsers?

Hi! I have a function like this: window.media_player = (media, callbacks) => { media.addEventListener('click', e => { callbacks[0](); }); }; When I call media_pl...

Can I get the last element of an array without any variables and length?

How can I determine if a word is spelled incorrectly? Or a verb is written incorrectly. Should I have all the correct words listed? I have a table like this: search_history ...

A somewhat offtopic question ... Should we always have an XML sitemap? What are the cases when we don't need to create one? Do large sites like social medias have sitemap t...

Hi, I've added 2 event listeners like so: document.addEventListener('keydown', function(){ alert("Key pressed!"); }); document.addEventListener('keyup', function(){ al...

How can I calculate the slope of the perceptron's equation?

Why does it say iziModal is not a function? I really don't understand what my problem is; as I remember it was working fine before.

Does anyone know how I can get the equation of a perceptron? Are the following variables correct? b = bias = w0 m = average of the weights And finally, the equation must loo...

#Q What event is being fired when I selecte text in textarea in my cellphone's browser?

Does javascript have an interpreter or compiler? How does node js execute javascript?